Green Spleenwort

asplenium viride

The Green Spleenwort is a delicate, small, evergreen fern that thrives in the cool, damp microclimates of alpine and subalpine regions. Unlike many of its hardier relatives, this species has a strong preference for calcium-rich substrates, making it an excellent indicator of limestone or other alkaline rock formations. It forms neat, bright green tufts that peer out from rocky fissures, adding a touch of vibrant life to harsh, stony cliffsides.

Lebensraum: Typically found growing in moist, shaded crevices of calcareous or alkaline rocks, such as limestone, in montane and subalpine environments.

Aussehen

This small fern features delicate fronds that typically grow between 5 and 15 centimeters in length. The key identifying feature is its bright green stalk (stipe and rachis) which remains green throughout its entire length, distinguishing it from other spleenworts with dark brown or black stalks. The fronds are once-pinnate, bearing small, oval to round leaflets (pinnae) with gently scalloped or toothed margins arranged alternately along the central stem.

ReichPlantaeStammTracheophytaKlassePolypodiopsidaOrdnungPolypodialesFamilieAspleniaceaeGattungAsplenium

Green Spleenwort

Kategorie

Pflanzen

Seltenheit

Common

Gefahr

1/5 · Sehr gering

Snaps

Mach den ersten Snap!

Interessante Fakten

Because it strictly requires calcium-rich environments, finding this fern is a reliable indicator that the surrounding rock is limestone or dolomite.

Its microscopic spores are light enough to be carried by wind currents for hundreds of miles, allowing it to colonize isolated mountain ranges.

The species name 'viride' is Latin for 'green', referencing the bright green stem that distinguishes it from its dark-stemmed relatives.

Besondere Fähigkeiten

It utilizes highly specialized, fibrous rhizomes that can penetrate and grip microscopic fissures in solid rock faces to secure anchorage and absorb moisture.

It possesses physiological adaptations that allow it to absorb nutrients efficiently in highly basic, calcium-rich soils that would stunt other plant species.

During dry spells, the fronds can curl and reduce metabolic activity, quickly rehydrating and recovering when moisture returns.

Maße und Details

Länge: 5-15 cm
Lebenserwartung: 5-15 Jahre

Ernährung und Fütterung

As a photosynthetic autotroph, it produces its own energy using sunlight, water, and carbon dioxide, supplemented by minerals absorbed from damp rock crevices.

Hauptnahrung

Sunlight
Water
Carbon Dioxide
Calcium
Magnesium

Nahrungssuche

Photosynthesis

Ökologische Zusammenhänge

competitor

Maidenhair Spleenwort

Asplenium trichomanes

Competes for limited space and resources in alkaline rocky crevices.

eaten by

Gray Field Slug

Deroceras reticulatum

Feeds on the delicate young fronds of the fern in damp microclimates.

Merkmale

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Auch bekannt als

Noch keine Alternativnamen vorhanden.

Sammlungen

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Sicherheit

Gefahr

1/5 · Sehr gering

Noch keine besonderen Sicherheitshinweise.

Häufig gestellte Fragen

Wie identifiziert man Green Spleenwort?

Der einfachste Weg, Green Spleenwort zu bestimmen, ist die Verwendung der Naturführer-App Snappit.

Was ist der/die/das länge von Green Spleenwort?

5-15 cm

Was ist der/die/das lebenserwartung von Green Spleenwort?

5-15 Jahre

Was frisst Green Spleenwort?

As a photosynthetic autotroph, it produces its own energy using sunlight, water, and carbon dioxide, supplemented by minerals absorbed from damp rock crevices.

Wo findet man Green Spleenwort normalerweise?

Typically found growing in moist, shaded crevices of calcareous or alkaline rocks, such as limestone, in montane and subalpine environments.

Wie jagt Green Spleenwort?

Photosynthesis